github.com/ethereumproject/go-ethereum@v5.5.2+incompatible/common/defaults.go (about)

     1  // Copyright 2016 The go-ethereum Authors
     2  // This file is part of the go-ethereum library.
     3  //
     4  // The go-ethereum library is free software: you can redistribute it and/or modify
     5  // it under the terms of the GNU Lesser General Public License as published by
     6  // the Free Software Foundation, either version 3 of the License, or
     7  // (at your option) any later version.
     8  //
     9  // The go-ethereum library is distributed in the hope that it will be useful,
    10  // but WITHOUT ANY WARRANTY; without even the implied warranty of
    11  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
    12  // GNU Lesser General Public License for more details.
    13  //
    14  // You should have received a copy of the GNU Lesser General Public License
    15  // along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
    16  
    17  package common
    18  
    19  import (
    20  	"path/filepath"
    21  	"runtime"
    22  )
    23  
    24  const (
    25  	DefaultIPCSocket = "geth.ipc"  // Default (relative) name of the IPC RPC socket
    26  	DefaultHTTPHost  = "localhost" // Default host interface for the HTTP RPC server
    27  	DefaultHTTPPort  = 8545        // Default TCP port for the HTTP RPC server
    28  	DefaultWSHost    = "localhost" // Default host interface for the websocket RPC server
    29  	DefaultWSPort    = 8546        // Default TCP port for the websocket RPC server
    30  )
    31  
    32  func defaultDataDirParent() string {
    33  	// Try to place the data folder in the user's home dir
    34  	home := HomeDir()
    35  	if home != "" {
    36  		if runtime.GOOS == "darwin" {
    37  			return filepath.Join(home, "Library")
    38  		} else if runtime.GOOS == "windows" {
    39  			return filepath.Join(home, "AppData", "Roaming")
    40  		} else {
    41  			return filepath.Join(home)
    42  		}
    43  	}
    44  	// As we cannot guess a stable location, return empty and handle later
    45  	return ""
    46  }
    47  
    48  func defaultClassicDataDir() string {
    49  	if runtime.GOOS == "darwin" {
    50  		return "EthereumClassic"
    51  	} else if runtime.GOOS == "windows" {
    52  		return "EthereumClassic"
    53  	} else {
    54  		return ".ethereum-classic"
    55  	}
    56  }
    57  
    58  func defaultUnclassicDataDir() string {
    59  	if runtime.GOOS == "darwin" {
    60  		return "Ethereum"
    61  	} else if runtime.GOOS == "windows" {
    62  		return "Ethereum"
    63  	} else {
    64  		return ".ethereum"
    65  	}
    66  }
    67  
    68  // DefaultDataDir is the default data directory to use for the databases and other
    69  // persistence requirements.
    70  func DefaultDataDir() string {
    71  	// If the parentDir (os-specific) is available, use that.
    72  	if parentDir := defaultDataDirParent(); parentDir != "" {
    73  		return filepath.Join(parentDir, defaultClassicDataDir())
    74  	} else {
    75  		return parentDir
    76  	}
    77  }
    78  
    79  // DefaultUnclassicDataDir is the default data directory to check for preexisting unclassic persisted data.
    80  func DefaultUnclassicDataDir() string {
    81  	if parentDir := defaultDataDirParent(); parentDir != "" {
    82  		return filepath.Join(parentDir, defaultUnclassicDataDir())
    83  	} else {
    84  		return parentDir
    85  	}
    86  }